CN211901770U - Novel driving handle and matched valve thereof - Google Patents

Abstract

The utility model discloses a novel driving handle and a matched valve thereof, which relates to the technical field of valves, the driving handle comprises a handle body, the rear end of the handle body is a force application part, the front end is a matching part matched with a valve shaft, the middle part of the matching part is vertically provided with a shaft hole, the shaft hole is a special-shaped hole matched with a flat shaft, a round shaft or a square shaft at the end of the valve shaft, and the matching part is matched with the round shaft or the square shaft through a fastening structure and is used for connecting the valve shaft and the handle body together; the valve used with the driving handle has good interchangeability. The interchangeability and the universality of the valve and the handle are improved by utilizing the utility model; the matching part of the handle body is sleeved at the tail end of the valve shaft, and the force application part is pulled to drive the valve shaft to rotate so as to realize the opening and closing of the valve or the opening of the valve. Utilize the utility model discloses can cooperate with multiple valve shaft, have the advantage of "a thing is multi-purpose", can realize multiple scene change valve handle when enlarging application scope, improve production efficiency, reduce manufacturing cost.

Description

Novel driving handle and matched valve thereof

Technical Field

The utility model relates to the technical field of valves, especially, relate to a novel actuating handle and supporting valve thereof.

Background

At present, the valve shaft and the handle driving device of the existing valve on the market are commonly provided with the following three connecting structures: the flat valve shaft connection, the key valve shaft connection and the square valve shaft connection are connected, the handles and the valve shafts of various connection structures are in single connection and cannot be mutually contained and exchanged, so that the handles have various forms in actual production matching to meet the requirements of users, the production cost of manufacturing is increased, and the material and material reserves of the users are increased.

In addition, the application of the automatic control valve is more and more at present, and in some emergency places, once the electric or pneumatic device is dismantled, the valve shaft is not matched with the general handle in a connecting mode, so that the handle cannot be directly installed for valve operation, and the normal production is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to above-mentioned prior art not enough, provide a novel actuating handle and supporting valve thereof, have the advantage that interchangeability is good, the commonality is high, can effectively improve and change efficiency.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is:

a novel driving handle comprises a handle body, wherein the rear end of the handle body is a force application part, the front end of the handle body is a matching part matched with a valve shaft, a shaft hole is vertically formed in the middle of the matching part, and the shaft hole is a special-shaped hole and is used for being matched with a flat shaft, a round shaft or a square shaft at the tail end of the valve shaft; the matching part is matched with the round shaft or the square shaft through a fastening structure and is used for connecting the valve shaft and the handle body together.

Preferably, the shaft hole comprises four arc grooves, a rectangular groove and two right-angle grooves, and the central lines of the four arc grooves are superposed and arranged oppositely in pairs and are used for being matched with the outer circular surface of the circular shaft at the tail end of the valve shaft or the cambered surfaces at the two ends of the flat shaft; the rectangular groove is arranged between two adjacent arc grooves, a gap is arranged between the other two adjacent arc grooves, and the gap extends to the outer wall of the matching part; the two right-angle grooves are oppositely arranged and are arranged on two sides of the rectangular groove, the rectangular groove is oppositely arranged with the notch, and the right-angle grooves are used for being matched with the square shaft at the tail end of the valve shaft; the four arc grooves, the two right-angle grooves and the rectangular groove are connected to form a semi-closed special-shaped hole.

Preferably, the shaft hole comprises four arc grooves, a rectangular groove and three right-angle grooves, and the central lines of the four arc grooves are superposed and arranged oppositely in pairs and are used for being matched with the outer circular surface of the circular shaft at the tail end of the valve shaft or the cambered surfaces at the two ends of the flat shaft; the rectangular groove is arranged between two adjacent arc grooves, the first right-angle groove and the second right-angle groove are oppositely arranged and are connected with the rectangular groove through the arc grooves, and a third right-angle groove is arranged between the other two adjacent arc grooves; the rectangular groove and the third right-angle groove are arranged oppositely, and the three right-angle grooves are used for being matched with a square shaft at the tail end of the valve shaft; four arc grooves, three right-angle grooves and a rectangular groove are connected to form a closed special-shaped hole.

Preferably, the top in shaft hole is equipped with the counter bore, the middle part of counter bore is the through-hole that link up with the shaft hole, the through-hole internal diameter is less than the minimum internal diameter in shaft hole.

Preferably, the fastening structure comprises a key block, a bolt hole traversing the matching part and a bolt pair for fastening the valve shaft, and the bolt hole is tangentially penetrated through the shaft hole; the two sides of the key block are respectively matched with the key grooves and the shaft holes on the flat shaft and the round shaft.

Preferably, both ends of the bolt hole are hexagonal holes and are used for being matched with the bolt cap and the nut.

Preferably, the front end and the both sides bottom of cooperation portion all are equipped with the protruding eaves of level, the rear end bottom of cooperation portion is equipped with downwards and is limited the platform with the spacing groove complex on the fluted disc.

Preferably, the handle is hinged to the middle lower part of the connecting part; the front end of the handle is provided with teeth meshed with the fluted disc on the valve body, and the force application part is connected with the rear part of the handle through a spring.

Preferably, the handle body is injection moulding, the force application part is a hollow shell with an opening in the lower part, and the middle part of the shell is provided with a mounting seat for mounting a spring.

The utility model also provides a valve, the valve is butterfly valve or ball valve, the valve shaft and the supporting use of the above-mentioned novel brake valve handle of valve, the valve shaft top end of valve is flat axle, round axle or square shaft.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: compared with the prior art, the utility model designs the shaft hole of the matching part of the handle body into a special-shaped hole, which can be matched with a flat shaft, a round shaft or a square shaft at the end of the valve shaft, thus improving interchangeability and universality; when the valve is used, the matching part of the handle body is sleeved at the tail end of the valve shaft, and the force application part is pulled to drive the valve shaft to rotate, so that the opening and closing of the valve or the opening of the valve is adjusted. The utility model can be used to match with various valve shafts, thereby enlarging the application range, realizing the replacement of valve handles on various sites, improving the replacement speed and improving the production efficiency; the utility model has the advantages of "a thing is multi-purpose", need not to reproduce many sets of handles, saved material deposit fund, reduced manufacturing cost, and then improved economic and social.

Drawings

Fig. 1 is a schematic structural view of a novel driving handle provided by an embodiment of the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a bottom view of FIG. 1;

FIG. 4 is a left side view of FIG. 1;

fig. 5 is a schematic structural view of a novel driving handle according to another embodiment of the present invention;

FIG. 6 is a view of the shaft bore of FIG. 1 in the direction of C;

FIG. 7 is a schematic structural view of a shaft hole in another embodiment of the present invention;

FIG. 8 is a D-D sectional view of the force applying portion of the handle body of FIG. 2;

FIG. 9 is a D-view of the bolt hole of FIG. 4;

FIG. 10 is a schematic view of the engagement between the engagement portion of the handle body and the flat shaft at the end of the valve shaft according to the embodiment of the present invention;

FIG. 11 is a sectional view A-A of FIG. 10;

FIG. 12 is a schematic view of the engagement between the engagement portion of the handle body and the square shaft at the end of the valve shaft according to the embodiment of the present invention;

FIG. 13 is a cross-sectional view B-B of FIG. 12;

FIG. 14 is a schematic view of the engagement between the engagement portion of the handle body and the end circular shaft of the valve shaft according to the embodiment of the present invention;

FIG. 15 is a cross-sectional view C-C of FIG. 14;

in the figure: 00-valve shaft, 01-flat shaft, 02-round shaft and 03-square shaft; 1-a grip; 2-handle body, 21-force application part, 22-matching part and 23-connecting part; 3-shaft hole, 31-arc groove, 32-rectangular groove, 33-right-angle groove, 331-first right-angle groove, 332-second right-angle groove, 333-third right-angle groove and 34-gap; 4-counter bore; 5-a key block; 6-bolt hole, 60-hexagonal hole; 7-convex eaves; 8-a limiting table; 9-teeth.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-4, the novel driving handle provided by the present invention comprises a handle body 2, the rear end of the handle body 2 is a force application portion 21, the front end is a matching portion 22 matching with the valve shaft 00, the middle portion of the matching portion 22 is vertically provided with a shaft hole 3, the shaft hole 3 is a special-shaped hole, and is used for matching with a flat shaft 01, a round shaft 02 or a square shaft 03 at the end of the valve shaft 00; the fitting portion 22 is fitted with the circular shaft 02 or the square shaft 03 through a fastening structure for coupling the valve shaft 00 with the handle body 2.

In an embodiment of the present invention, as shown in fig. 6, the shaft hole 3 includes four arc grooves 31, a rectangular groove 32 and two right-angle grooves 33, the central lines of the four arc grooves 31 are overlapped and arranged opposite to each other in pairs, and are used for matching with the outer circular surface of the end circular shaft 02 of the valve shaft 00 or the arc surfaces at the two ends of the flat shaft 01; the rectangular groove 32 is arranged between two adjacent arc grooves 31, a gap 34 is arranged between the other two adjacent arc grooves 31, and the gap 34 extends to the outer wall of the matching part 22; the two right-angle grooves 33 are oppositely arranged and are arranged at two sides of the rectangular groove 32, the rectangular groove 32 is oppositely arranged with the notch 34, and the right-angle grooves 33 are used for being matched with the square shaft 03 at the tail end of the valve shaft 00; the four arc grooves 31, the two right-angle grooves 33 and the rectangular groove 32 are connected to form a semi-closed special-shaped hole. The shaft hole adopting the structure is convenient and quick to match with the valve shaft, and the installation and the disassembly are convenient and quick.

In another embodiment of the present invention, as shown in fig. 7, the shaft hole 3 includes four arc grooves 31, a rectangular groove 32 and three right-angle grooves 33, the central lines of the four arc grooves 31 are overlapped and arranged opposite to each other in pairs, and are used for matching with the outer circular surface of the end circular shaft 02 of the valve shaft 00 or the arc surfaces at the two ends of the flat shaft 01; the rectangular groove 32 is arranged between two adjacent arc grooves 31, the first right-angle groove 331 and the second right-angle groove 332 are arranged oppositely and are connected with the rectangular groove 32 through the arc grooves 31, and a third right-angle groove 333 is arranged between the other two adjacent arc grooves 31; the rectangular groove 32 and the third right-angle groove 33 are oppositely arranged, and the three right-angle grooves 33 are used for being matched with the square shaft 03 at the tail end of the valve shaft 00; four arc grooves 31, three right-angle grooves 33 and a rectangular groove 32 are connected to form a closed special-shaped hole. In particular, the matching schematic diagrams of the flat shaft, the square shaft and the round shaft with the shaft hole of the structure are shown in fig. 10-15. In the structure, the shaft hole is in clearance fit with the tail end of the valve shaft, so that the valve shaft is convenient to assemble and disassemble quickly.

In the specific manufacturing process, the shaft hole can be manufactured through one-step molding or machining molding and other processes.

In a specific embodiment of the present invention, as shown in fig. 1 and 2, the top of the shaft hole 3 is provided with a counter bore 4, the middle of the counter bore 4 is a through hole penetrating through the shaft hole 3, and the radius of the through hole is smaller than the radius of the circular arc groove 31 of the shaft hole 3. Can carry on spacingly to the valve shaft end with the help of this structure, avoid the valve shaft end to emerge the shaft hole and be difficult to dismantle, also conveniently observe whether the valve shaft installation targets in place simultaneously.

In an embodiment of the present invention, as shown in fig. 10, 11, 14, and 15, the fastening structure includes a key block 5, a bolt hole 6 traversing the fitting portion 22, and a bolt pair for fastening the valve shaft 00, wherein the bolt hole 6 is tangential to the shaft hole 3; the two sides of the key block 5 are respectively matched with the key grooves on the flat shaft 01 and the round shaft 02 and the rectangular groove 32 of the shaft hole 3. Wherein, but key piece snap-on is in the flat axle or the circle axle side at valve shaft end, and this structure realizes that the butt is carried out with the help of the bolt to the flat axle, square shaft or the round axle at valve shaft end when the key-type connection of shaft hole and flat axle or circle axle, avoids producing not hard up.

Further optimizing the technical scheme, as shown in fig. 2-4 and 9, both ends of the bolt hole 6 are provided with hexagonal holes 60 for matching with a bolt cap and a nut. By adopting the structure, the nut and the nut of the bolt are prevented from being exposed, the influence of weather on the bolt pair can be avoided, the assembling and disassembling flexibility is ensured, and the appearance is more attractive.

In an embodiment of the present invention, as shown in fig. 1-5 and 9, the front end and the bottom of the two sides of the engaging portion 22 are both provided with horizontal protruding eaves 7, and the bottom of the rear end of the engaging portion 22 is provided with a downward limiting platform 8 engaged with the limiting groove on the fluted disc. This structure is applicable to the butterfly valve of taking the fluted disc, can make the lower extreme of cooperation portion hug closely the fluted disc at valve shaft top with the help of protruding eaves, and spacing platform can guarantee cooperation portion installation location.

In another embodiment of the present invention, as shown in fig. 5, the utility model further comprises a handle 1, a connecting portion 23 connected to the handle 1 is arranged between the force applying portion 21 and the matching portion 22, and the handle 1 is hinged to the middle lower portion of the connecting portion 23; the front end of the handle 1 is provided with teeth 9 engaged with the fluted disc on the valve body, and the force application part 21 is connected with the rear part of the handle 1 through a spring (not shown in the figure). The structure is also suitable for a butterfly valve with a fluted disc, the handle is held, the rotating force application part rotates for a certain angle, and after the valve is adjusted in place, the handle is loosened, so that teeth at the front end of the handle can be matched with tooth grooves on the fluted disc, and the valve shaft is prevented from rotating under the impact action of a medium in a pipeline.

As shown in fig. 1, 2, 5, and 8, the handle body 2 is preferably injection molded, the force application portion 21 is a hollow housing with an opening at the lower part, and the middle part of the housing is provided with a mounting seat for mounting a spring. Adopt this structure can improve the production efficiency of handle body, satisfy the lightweight design requirement.

The utility model also provides a valve, the valve shaft of valve uses with the above-mentioned novel driving handle is supporting, the valve shaft top end of valve is flat axle, round axle or square shaft. All valves applying the driving handle are within the protection scope of the utility model. Wherein, the valve is preferably a butterfly valve or a ball valve.

To sum up, the utility model has the advantages of simple structure, low cost, "a thing is multi-purpose", the handle body can cooperate with multiple valve shaft, and interchangeability is good, the commonality is high, has revolutionized the single supporting current situation of handle and valve shaft, has realized between automatic control valve, the manual valve, can exchange the convenient operation of drive mode, and great reduction production matching cost improves production efficiency, has reduced engineering cost, has promoted supply of material efficiency.

The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. The utility model provides a novel driving handle, includes the handle body, the rear end of handle body be force application portion, front end for with valve shaft complex cooperation portion, its characterized in that: the middle part of the matching part is vertically provided with a shaft hole which is a special-shaped hole and is used for matching with a flat shaft, a round shaft or a square shaft at the tail end of the valve shaft; the matching part is matched with the round shaft or the square shaft through a fastening structure and is used for connecting the valve shaft and the handle body together.

2. The novel drive handle of claim 1 wherein: the shaft hole comprises four arc grooves, a rectangular groove and two right-angle grooves, the central lines of the four arc grooves are superposed and arranged oppositely in pairs and are used for being matched with the outer circular surface of the circular shaft at the tail end of the valve shaft or the cambered surfaces at two ends of the flat shaft; the rectangular groove is arranged between two adjacent arc grooves, a gap is arranged between the other two adjacent arc grooves, and the gap extends to the outer wall of the matching part; the two right-angle grooves are oppositely arranged and are arranged on two sides of the rectangular groove, the rectangular groove is oppositely arranged with the notch, and the right-angle grooves are used for being matched with the square shaft at the tail end of the valve shaft; the four arc grooves, the two right-angle grooves and the rectangular groove are connected to form a semi-closed special-shaped hole.

3. The novel drive handle of claim 1 wherein: the shaft hole comprises four arc grooves, a rectangular groove and three right-angle grooves, the central lines of the four arc grooves are superposed and arranged oppositely in pairs and are used for being matched with the outer circular surface of the circular shaft at the tail end of the valve shaft or the cambered surfaces at two ends of the flat shaft; the rectangular groove is arranged between two adjacent arc grooves, the first right-angle groove and the second right-angle groove are oppositely arranged and are connected with the rectangular groove through the arc grooves, and a third right-angle groove is arranged between the other two adjacent arc grooves; the rectangular groove and the third right-angle groove are arranged oppositely, and the three right-angle grooves are used for being matched with a square shaft at the tail end of the valve shaft; four arc grooves, three right-angle grooves and a rectangular groove are connected to form a closed special-shaped hole.

4. The novel drive handle of claim 1 wherein: the top in shaft hole is equipped with the counter bore, the middle part of counter bore is the through-hole that link up with the shaft hole, the through-hole internal diameter is less than the minimum internal diameter in shaft hole.

5. The novel drive handle of claim 1 wherein: the fastening structure comprises a key block, a bolt hole traversing the matching part and a bolt pair for fastening the valve shaft, and the bolt hole is tangentially penetrated through the shaft hole; the two sides of the key block are respectively matched with the key grooves and the shaft holes on the flat shaft and the round shaft.

6. The novel drive handle of claim 5 wherein: and both ends of the bolt hole are hexagonal holes and are used for being matched with the bolt cap and the nut.

7. The novel drive handle of claim 1 wherein: the front end and the bottom of both sides of cooperation portion all are equipped with the protruding eaves of level, the rear end bottom of cooperation portion is equipped with the spacing platform with spacing groove complex on the fluted disc.

8. The novel drive handle of claim 1 wherein: the handle is hinged to the middle lower part of the connecting part; the front end of the handle is provided with teeth meshed with the fluted disc on the valve body, and the force application part is connected with the rear part of the handle through a spring.

9. The novel drive handle of claim 8 wherein: the handle body is injection moulding, the application of force portion is the open cavity casing in below, the casing middle part is equipped with the mount pad that is used for installing the spring.

10. A valve, characterized by: the valve shaft of the valve is matched with the novel driving handle according to any one of claims 1 to 9, and the top end of the valve shaft of the valve is a flat shaft, a round shaft or a square shaft.

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